package commands import ( "bufio" "os" "path/filepath" "regexp" "strings" "github.com/jesseduffield/lazygit/pkg/commands/models" ) // .gitmodules looks like this: // [submodule "mysubmodule"] // path = blah/mysubmodule // url = git@github.com:subbo.git func (c *GitCommand) GetSubmoduleConfigs() ([]*models.SubmoduleConfig, error) { file, err := os.Open(".gitmodules") if err != nil { if os.IsNotExist(err) { return nil, nil } return nil, err } scanner := bufio.NewScanner(file) scanner.Split(bufio.ScanLines) firstMatch := func(str string, regex string) (string, bool) { re := regexp.MustCompile(regex) matches := re.FindStringSubmatch(str) if len(matches) > 0 { return matches[1], true } else { return "", false } } configs := []*models.SubmoduleConfig{} for scanner.Scan() { line := scanner.Text() if name, ok := firstMatch(line, `\[submodule "(.*)"\]`); ok { configs = append(configs, &models.SubmoduleConfig{Name: name}) continue } if len(configs) > 0 { lastConfig := configs[len(configs)-1] if path, ok := firstMatch(line, `\s*path\s*=\s*(.*)\s*`); ok { lastConfig.Path = path } else if url, ok := firstMatch(line, `\s*url\s*=\s*(.*)\s*`); ok { lastConfig.Url = url } } } return configs, nil } func (c *GitCommand) SubmoduleStash(submodule *models.SubmoduleConfig) error { // if the path does not exist then it hasn't yet been initialized so we'll swallow the error // because the intention here is to have no dirty worktree state if _, err := os.Stat(submodule.Path); os.IsNotExist(err) { c.Log.Infof("submodule path %s does not exist, returning", submodule.Path) return nil } return c.RunCommand("git -C %s stash --include-untracked", submodule.Path) } func (c *GitCommand) SubmoduleReset(submodule *models.SubmoduleConfig) error { return c.RunCommand("git submodule update --init --force %s", submodule.Path) } func (c *GitCommand) SubmoduleUpdateAll() error { // not doing an --init here because the user probably doesn't want that return c.RunCommand("git submodule update --force") } func (c *GitCommand) SubmoduleDelete(submodule *models.SubmoduleConfig) error { // based on https://gist.github.com/myusuf3/7f645819ded92bda6677 if err := c.RunCommand("git submodule deinit --force %s", submodule.Path); err != nil { if strings.Contains(err.Error(), "did not match any file(s) known to git") { if err := c.RunCommand("git config --file .gitmodules --remove-section submodule.%s", submodule.Name); err != nil { return err } if err := c.RunCommand("git config --remove-section submodule.%s", submodule.Name); err != nil { return err } // if there's an error here about it not existing then we'll just continue to do `git rm` } else { return err } } if err := c.RunCommand("git rm --force -r %s", submodule.Path); err != nil { // if the directory isn't there then that's fine c.Log.Error(err) } return os.RemoveAll(filepath.Join(c.DotGitDir, "modules", submodule.Path)) } func (c *GitCommand) SubmoduleAdd(name string, path string, url string) error { return c.OSCommand.RunCommand( "git submodule add --force --name %s -- %s %s ", c.OSCommand.Quote(name), c.OSCommand.Quote(url), c.OSCommand.Quote(path), ) } func (c *GitCommand) SubmoduleUpdateUrl(name string, path string, newUrl string) error { // the set-url command is only for later git versions so we're doing it manually here if err := c.RunCommand("git config --file .gitmodules submodule.%s.url %s", name, newUrl); err != nil { return err } if err := c.RunCommand("git submodule sync %s", path); err != nil { return err } return nil } func (c *GitCommand) SubmoduleInit(path string) error { return c.RunCommand("git submodule init %s", path) } func (c *GitCommand) SubmoduleUpdate(path string) error { return c.RunCommand("git submodule update --init %s", path) } func (c *GitCommand) SubmoduleBulkInitCmdStr() string { return "git submodule init" } func (c *GitCommand) SubmoduleBulkUpdateCmdStr() string { return "git submodule update" } func (c *GitCommand) SubmoduleForceBulkUpdateCmdStr() string { return "git submodule update --force" } func (c *GitCommand) SubmoduleBulkDeinitCmdStr() string { return "git submodule deinit --all --force" } func (c *GitCommand) ResetSubmodules(submodules []*models.SubmoduleConfig) error { for _, submodule := range submodules { if err := c.SubmoduleStash(submodule); err != nil { return err } } return c.SubmoduleUpdateAll() }